Home / 8,244.40-12,358.32-4,087.42

Finding the Fourth Proportional to 8,244.40, 12,358.32 and 4,087.42

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Solution

The fourth proportional to 8,244.40, 12,358.32 and 4,087.42 is: 6,127.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,244.40 : 12,358.32 = 4,087.42 : x
  2. Step 2: Convert to fraction form
    8,244.40/12,358.32 = 4,087.42/x
  3. Step 3: Cross multiply
    8,244.40x = 12,358.32 × 4,087.42
  4. Step 4: Simplify right side
    8,244.40x = 50,513,644.33
  5. Step 5: Solve for x
    x = 50,513,644.33/8,244.40
  6. Step 6: Final answer
    x = 6,127.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.